How to use

org.apache.hadoop.hbase.regionserver.MetricsRegionServerWrapperImpl$RegionServerMetricsWrapperRunnable

constructor

public MetricsRegionServerWrapperImpl(final HRegionServer regionServer) {
 this.regionServer = regionServer;
 initBlockCache();
 initMobFileCache();
 this.period =
   regionServer.conf.getLong(HConstants.REGIONSERVER_METRICS_PERIOD,
    HConstants.DEFAULT_REGIONSERVER_METRICS_PERIOD);
 this.executor = CompatibilitySingletonFactory.getInstance(MetricsExecutor.class).getExecutor();
 this.runnable = new RegionServerMetricsWrapperRunnable();
 this.executor.scheduleWithFixedDelay(this.runnable, this.period, this.period,
  TimeUnit.MILLISECONDS);
 this.metricsWALSource = CompatibilitySingletonFactory.getInstance(MetricsWALSource.class);
 try {
  this.dfsHedgedReadMetrics = FSUtils.getDFSHedgedReadMetrics(regionServer.getConfiguration());
 } catch (IOException e) {
  LOG.warn("Failed to get hedged metrics", e);
 }
 if (LOG.isInfoEnabled()) {
  LOG.info("Computing regionserver metrics every " + this.period + " milliseconds");
 }
}

public MetricsRegionServerWrapperImpl(final HRegionServer regionServer) {
 this.regionServer = regionServer;
 initBlockCache();
 this.period =
   regionServer.conf.getLong(HConstants.REGIONSERVER_METRICS_PERIOD,
    HConstants.DEFAULT_REGIONSERVER_METRICS_PERIOD);
 this.executor = CompatibilitySingletonFactory.getInstance(MetricsExecutor.class).getExecutor();
 this.runnable = new RegionServerMetricsWrapperRunnable();
 this.executor.scheduleWithFixedDelay(this.runnable, this.period, this.period,
  TimeUnit.MILLISECONDS);
 if (LOG.isInfoEnabled()) {
  LOG.info("Computing regionserver metrics every " + this.period + " milliseconds");
 }
}